Measurement a is 45
measurement b is 135
If your asking for what that would be called cause I don't understand what your asking but it would be called the midpoint
72⁰_______3π m
360⁰______15π m
C = 15π = 2π r
r = 7•5 m
YES THIS IS A GOOD QUESTION LET ME TRY THE ANSWER AND THEN I WILL EDIT THE ANSWER
C because u can split it only once vertically but it’s not a rotationally symmetrical shape